Rented vServers#

Server Maintenance

1	old-11/2011	Carrot Server
2	12/2011-10/2014	Server4You
3	01/2014-03/2017	netcup	Root-Server L v2	2x Intel® Xeon® E5-2620, 8GB RAM, 500GB HD
4	04/2017-06/2018	netcup	RS 2000 SAS G7SEa1	4x Intel® Xeon® E5-2680V4, 12GB RAM, 480GB SAS
5	07/2018-today	netcup	RS 2000 SAS G8 a1	4x Intel® Xeon® Gold 6410, 16GB RAM, 480GB SAS

Backup#

cd <targetfolder>
tar cvzf <name.tar.gz> <folder>
 c - create an archive file (as opposed to extract, which is x)
 v - verbose / list archived files
 f - filename of the archive file
 z - filter archive through gzip

Change server, migrate:#

• Tomee
• MariaDB
• Wiki pages
• Minecraft
• Apache + mods
• letsencrypt
• Postfix + Dovecot
• Seafile
• proftpd

Commands#

• Get system infos
• apt
• gcc
• processes
• mail
• mount
• File related
• sendmail
• User and group maintenance
• Change the prompt

Change owner recursive	chown -R <user> *
Reboot	shutdown -r -t 5 now ShutDownIn5secs

Installations#

• proftpd
• Paco
• Ruby On Rails
• Ubuntu2
• Installations on Ubuntu 9.04
• Emails with Postfix + Dovecot

Notes#

• Brute Force Attacks
• Server Hacked (DirtyCow/Struts)
• vServer Security
• vServer Trojan
• Autostart during boot see init.d
• IPv6

SSH through Proxy#

• Config SSH on your linux server. Then use putty, SSH, Port=443, Connection > Proxy, set proxy and port, set type to HTTP
  
• SSL and HTTPS

Which Linux to install / ratings#

Unix#

Installation on Debian 5.0 (server4you) on 19.09.2010#

apt-get update
apt-get dist-upgrade
apt-get install mysql-server
/usr/bin/mysqladmin -h localhost -u root -p version
    Server version          5.0.51a-24+lenny4
    Protocol version        10
    Connection              Localhost via UNIX socket
apt-get install default-jdk
java -version
    java version "1.5.0"
    gij (GNU libgcj) version 4.3.2
apt-get install tomcat6